【简答题】阅读理解。 Many pupils tell us that they are busy with their study every day and don't have enough time to do what they like to do. Brian, 13, said, 'I don't have much time for friends. I wish I could talk...
【简答题】LM324内部有四组形式完全相同的 ,除电源共用外,四组运放相互 。
【单选题】Mary wishes that she ___ law instead of history when she was in college.
【简答题】如果某主机IP地址为192.168.182.12,子网屏蔽码为255.255.0.0,那么该主机所在子网的网络地址是_______。
【判断题】刚架通常由若干直线杆件组成,各杆件相连接处的结点为刚结点或者铰结点。组成刚架的各杆件主要承受竖向、横向力的作用。
【简答题】设某主机IP地址为168.252.10.132,子网掩码为255.255.240.0,则该主机的网络ID为 。该主机所在的网络的广播地址为 。